432369
氢化二聚体酸
average Mn ~570
别名:
氢化C18不饱和脂肪酸二聚酸, 氢化C36二聚脂肪酸
form
liquid
mol wt
average Mn ~570
impurities
<1 wt. % monomer, <2 wt. % trimer
refractive index
n20/D 1.477 (lit.)
viscosity
8,000 mPa.s(25 °C)(lit.)
acid number
190‑198 mg KOH/g
iodine value
<10
transition temp
pour point ~0 °C
density
0.95 g/mL at 25 °C (lit.)
Quality Level
General description
提高聚合物柔性、韧性、抗冲击性、染色性和水解稳定性。
氢化二聚酸是含36个碳原子的脂肪酸。它由环己烯组成，可通过230-250°C下白土催化的二聚化反应合成。
Application
氢化二聚酸可作为缓蚀剂保护铅金属基板。它还可在聚酰胺热熔胶中使用，作为电子板、纺织和包装系统的热塑性聚合物。
聚酯、聚酰胺和聚氨酯中的共聚单体。
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
572.0 °F - open cup
flash_point_c
300 °C - open cup
ppe
Eyeshields, Gloves
Hydrogenated dimer acid as a corrosion inhibitor for lead metal substrates in acetic acid
De Keersmaecker M, et al.
Journal of the Electrochemical Society, 162(4), C167-C179 (2015)
Lower purity dimer acid based polyamides used as hot melt adhesives: synthesis and properties
Freitas RFR, et al.
Journal of Adhesion Science and Technology, 29(17), 1860-1872 (2015)
Selective formation of C36-dimer fatty acids via thiol-ene addition for copolyamide synthesis
Unverferth M and Meier MAR
European Journal of Lipid Science and Technology, 118(10), 1470-1474 (2016)
Study of liquid-crystalline behaviour of aliphatic-aromatic polyamides derived from castor oil based dimer acid by DSC
Khare K, et al.
Indian Journal of Advances in Chemical Science, 2(1), 89-94 (2013)
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